CN108565446A - A kind of preparation method of porous nitrogen-doped carbon coated graphite material - Google Patents
A kind of preparation method of porous nitrogen-doped carbon coated graphite material Download PDFInfo
- Publication number
- CN108565446A CN108565446A CN201810592162.7A CN201810592162A CN108565446A CN 108565446 A CN108565446 A CN 108565446A CN 201810592162 A CN201810592162 A CN 201810592162A CN 108565446 A CN108565446 A CN 108565446A
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- doped carbon
- nitrogen
- graphite material
- carbon coated
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 166
- 229910052799 carbon Inorganic materials 0.000 title claims abstract description 65
- 239000007770 graphite material Substances 0.000 title claims abstract description 49
- 238000002360 preparation method Methods 0.000 title claims abstract description 34
- 150000007524 organic acids Chemical class 0.000 claims abstract description 50
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 49
- 239000010439 graphite Substances 0.000 claims abstract description 49
- 229920000877 Melamine resin Polymers 0.000 claims abstract description 41
- 239000000463 material Substances 0.000 claims abstract description 33
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims abstract description 33
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 24
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 12
- 239000002904 solvent Substances 0.000 claims abstract description 12
- 238000003763 carbonization Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims abstract description 3
- 239000011248 coating agent Substances 0.000 claims description 24
- 238000000576 coating method Methods 0.000 claims description 24
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 18
- 125000003178 carboxy group Chemical group [H]OC(*)=O 0.000 claims description 17
- -1 modified graphite alkene Chemical class 0.000 claims description 15
- 238000011065 in-situ storage Methods 0.000 claims description 13
- 229910021389 graphene Inorganic materials 0.000 claims description 12
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 10
- 238000012546 transfer Methods 0.000 claims description 10
- 238000010792 warming Methods 0.000 claims description 10
- 229910052786 argon Inorganic materials 0.000 claims description 9
- 238000001035 drying Methods 0.000 claims description 9
- 125000000524 functional group Chemical group 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 claims description 8
- 239000000470 constituent Substances 0.000 claims description 8
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 6
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- BVWCFOXBDSMXEP-UHFFFAOYSA-N 1-(5-acetyl-2-methoxyphenyl)-3-methylbutan-1-one Chemical compound COC1=CC=C(C(C)=O)C=C1C(=O)CC(C)C BVWCFOXBDSMXEP-UHFFFAOYSA-N 0.000 claims description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 4
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 claims description 4
- 235000019441 ethanol Nutrition 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 229910021383 artificial graphite Inorganic materials 0.000 claims description 3
- 150000001721 carbon Chemical group 0.000 claims description 2
- 239000001569 carbon dioxide Substances 0.000 claims description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 2
- 230000008859 change Effects 0.000 claims description 2
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 229910021382 natural graphite Inorganic materials 0.000 claims description 2
- 239000005416 organic matter Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 claims description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 abstract description 8
- 229910001416 lithium ion Inorganic materials 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 238000011031 large-scale manufacturing process Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 239000000843 powder Substances 0.000 description 16
- 238000003756 stirring Methods 0.000 description 14
- 238000002156 mixing Methods 0.000 description 10
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 9
- 150000002148 esters Chemical class 0.000 description 9
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 9
- 238000000227 grinding Methods 0.000 description 8
- 150000007974 melamines Chemical class 0.000 description 8
- 230000004224 protection Effects 0.000 description 8
- 102220043159 rs587780996 Human genes 0.000 description 8
- 238000001073 sample cooling Methods 0.000 description 8
- 235000015165 citric acid Nutrition 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- 150000001336 alkenes Chemical class 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 238000007600 charging Methods 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000011056 performance test Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Natural products OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 2
- 235000021355 Stearic acid Nutrition 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000003792 electrolyte Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 2
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000008117 stearic acid Substances 0.000 description 2
- KBIWNQVZKHSHTI-UHFFFAOYSA-N 4-n,4-n-dimethylbenzene-1,4-diamine;oxalic acid Chemical compound OC(=O)C(O)=O.CN(C)C1=CC=C(N)C=C1 KBIWNQVZKHSHTI-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 229910013872 LiPF Inorganic materials 0.000 description 1
- 101150058243 Lipf gene Proteins 0.000 description 1
- 229910018688 LixC6 Inorganic materials 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- JAWMENYCRQKKJY-UHFFFAOYSA-N [3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-ylmethyl)-1-oxa-2,8-diazaspiro[4.5]dec-2-en-8-yl]-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]methanone Chemical compound N1N=NC=2CN(CCC=21)CC1=NOC2(C1)CCN(CC2)C(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F JAWMENYCRQKKJY-UHFFFAOYSA-N 0.000 description 1
- 229910003481 amorphous carbon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000012453 solvate Substances 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/02—Electrodes composed of, or comprising, active material
- H01M4/36—Selection of substances as active materials, active masses, active liquids
- H01M4/362—Composites
- H01M4/366—Composites as layered products
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
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CN201810592162.7A CN108565446B (en) | 2018-06-11 | 2018-06-11 | Preparation method of porous nitrogen-doped carbon-coated graphite material |
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CN201810592162.7A CN108565446B (en) | 2018-06-11 | 2018-06-11 | Preparation method of porous nitrogen-doped carbon-coated graphite material |
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CN108565446A true CN108565446A (en) | 2018-09-21 |
CN108565446B CN108565446B (en) | 2021-01-19 |
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CN201810592162.7A Active CN108565446B (en) | 2018-06-11 | 2018-06-11 | Preparation method of porous nitrogen-doped carbon-coated graphite material |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109449428A (en) * | 2018-12-05 | 2019-03-08 | 中南大学 | A kind of nitrogen-doped carbon cladding admixed graphite composite material and preparation method and the application in lithium ion battery |
CN112751140A (en) * | 2019-10-16 | 2021-05-04 | 珠海冠宇电池股份有限公司 | Diaphragm functional coating material for improving liquid retention capacity and safety performance of lithium ion battery electrolyte |
CN113422023A (en) * | 2021-06-25 | 2021-09-21 | 洛阳月星新能源科技有限公司 | Modified natural graphite negative electrode material for power battery and preparation method thereof |
CN113422022A (en) * | 2021-06-25 | 2021-09-21 | 洛阳月星新能源科技有限公司 | Quick-charging graphite negative electrode material and preparation method thereof |
CN114068923A (en) * | 2020-07-30 | 2022-02-18 | 湖南中科星城石墨有限公司 | Modification method of graphite and application of graphite in lithium ion battery |
CN114068886A (en) * | 2020-07-30 | 2022-02-18 | 湖南中科星城石墨有限公司 | Modified graphite material and preparation method and application thereof |
CN114068885A (en) * | 2020-07-30 | 2022-02-18 | 湖南中科星城石墨有限公司 | Graphite material with porous carbon layer and preparation method and application thereof |
CN114188533A (en) * | 2021-12-20 | 2022-03-15 | 湖北亿纬动力有限公司 | Negative electrode material and preparation method and application thereof |
CN114804094A (en) * | 2022-04-15 | 2022-07-29 | 广东凯金新能源科技股份有限公司 | Nitrogen-graphene doped composite graphite negative electrode material and preparation method thereof |
CN114914420A (en) * | 2022-05-17 | 2022-08-16 | 长沙理工大学 | Dual-modified lithium ion battery negative electrode material and preparation method thereof |
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CN107039648A (en) * | 2017-05-31 | 2017-08-11 | 深圳市沃特玛电池有限公司 | The preparation method of the composite ferric lithium phosphate material of the order mesoporous carbon coating of N doping |
CN107732175A (en) * | 2017-09-26 | 2018-02-23 | 山东大学 | A kind of graphene and the common coated porous lithium titanate of nitrogen-doped carbon and preparation method thereof |
CN108075128A (en) * | 2018-01-06 | 2018-05-25 | 福州大学 | A kind of N doping carbon coating cobalt nickel sulfide/graphene combination electrode material |
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Cited By (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109449428A (en) * | 2018-12-05 | 2019-03-08 | 中南大学 | A kind of nitrogen-doped carbon cladding admixed graphite composite material and preparation method and the application in lithium ion battery |
CN112751140A (en) * | 2019-10-16 | 2021-05-04 | 珠海冠宇电池股份有限公司 | Diaphragm functional coating material for improving liquid retention capacity and safety performance of lithium ion battery electrolyte |
CN112751140B (en) * | 2019-10-16 | 2023-09-15 | 珠海冠宇电池股份有限公司 | Diaphragm functional coating material for improving liquid retention capacity and safety performance of lithium ion battery electrolyte |
CN114068885A (en) * | 2020-07-30 | 2022-02-18 | 湖南中科星城石墨有限公司 | Graphite material with porous carbon layer and preparation method and application thereof |
CN114068923A (en) * | 2020-07-30 | 2022-02-18 | 湖南中科星城石墨有限公司 | Modification method of graphite and application of graphite in lithium ion battery |
CN114068886A (en) * | 2020-07-30 | 2022-02-18 | 湖南中科星城石墨有限公司 | Modified graphite material and preparation method and application thereof |
CN113422022A (en) * | 2021-06-25 | 2021-09-21 | 洛阳月星新能源科技有限公司 | Quick-charging graphite negative electrode material and preparation method thereof |
CN113422023B (en) * | 2021-06-25 | 2023-03-03 | 洛阳月星新能源科技有限公司 | Modified natural graphite negative electrode material for power battery and preparation method thereof |
CN113422023A (en) * | 2021-06-25 | 2021-09-21 | 洛阳月星新能源科技有限公司 | Modified natural graphite negative electrode material for power battery and preparation method thereof |
CN114188533A (en) * | 2021-12-20 | 2022-03-15 | 湖北亿纬动力有限公司 | Negative electrode material and preparation method and application thereof |
CN114188533B (en) * | 2021-12-20 | 2023-06-30 | 湖北亿纬动力有限公司 | Negative electrode material and preparation method and application thereof |
CN114804094A (en) * | 2022-04-15 | 2022-07-29 | 广东凯金新能源科技股份有限公司 | Nitrogen-graphene doped composite graphite negative electrode material and preparation method thereof |
CN114914420A (en) * | 2022-05-17 | 2022-08-16 | 长沙理工大学 | Dual-modified lithium ion battery negative electrode material and preparation method thereof |
CN114914420B (en) * | 2022-05-17 | 2023-12-05 | 长沙理工大学 | Double-modified lithium ion battery anode material and preparation method thereof |
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Effective date of registration: 20220207 Address after: 435100 No. 66 Changle Avenue, Luojiaqiao Street, Daye City, Huangshi City, Hubei Province Patentee after: HUBEI RT ADVANCED MATERIALS Co.,Ltd. Address before: 518000 Tsinghua campus, Xili University Town, Nanshan District, Shenzhen City, Guangdong Province Patentee before: Tsinghua Shenzhen International Graduate School Patentee before: HUBEI RT ADVANCED MATERIALS Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder |
Address after: 435100 No. 66 Changle Avenue, Luojiaqiao Street, Daye City, Huangshi City, Hubei Province Patentee after: Hubei Rongtong High tech Advanced Materials Group Co.,Ltd. Address before: 435100 No. 66 Changle Avenue, Luojiaqiao Street, Daye City, Huangshi City, Hubei Province Patentee before: HUBEI RT ADVANCED MATERIALS Co.,Ltd. |